van den Hoek, ASonder, GScholing, MGijselaar, Dvan Binnendijk, R2025-03-202025-03-2020112217230210.2807/ese.16.48.20028-enhttps://rivm.openrepository.com/handle/10029/645791Two cases of mild IgM-negative measles in previously vaccinated adults, the Netherlands, April and July 2011.ArticleEurosurveillance 2011; 16(48): pii=200282025-03-20